Answer:
c. The president enjoys the use of the White House
Explanation:
The President of United States is the head of the government of the United States of America. He also serves as the head of the state.
He enjoys many powers as laid by the constitution of the United States. He is also the commander-in-chief of the United States Armed Forces.
He is one of the world's most powerful and prominent political figure.
The president of the United States is also entitled to stay in the White House which is the official residence of the President of the United States.
Thus the answer is
c. The president enjoys the use of the White House